// @vitest-environment jsdom

import { render, screen, within } from "@testing-library/react";
import userEvent from "@testing-library/user-event";
import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
import { createMemoryRouter, RouterProvider } from "react-router-dom";

import { createTechLogFeatureInstalledInput } from "../../../src/features/tech-log/adapters/create-tech-log-feature-input.ts";
import { MOCK_STUDIO_INSTALL_CONTEXT } from "../../helpers/studio-install-context.ts";
import { FatalErrorState } from "../../../src/features/tech-log/presentation/public/components/fatal-error-state.tsx";
import { PublicShell } from "../../../src/features/tech-log/presentation/public/public-shell.tsx";
import { ApplicationProvider } from "../../../src/presentation/providers/application-provider.tsx";
import { createTestApplication } from "../../helpers/create-test-application.ts";
import { renderWithQueryProviders } from "../../helpers/query-providers.tsx";

const originalShowModal = HTMLDialogElement.prototype.showModal;
const originalClose = HTMLDialogElement.prototype.close;

beforeEach(() => {
  Object.defineProperty(HTMLDialogElement.prototype, "showModal", {
    configurable: true,
    value(this: HTMLDialogElement) {
      this.setAttribute("open", "");
    },
  });
  Object.defineProperty(HTMLDialogElement.prototype, "close", {
    configurable: true,
    value(this: HTMLDialogElement) {
      this.removeAttribute("open");
      this.dispatchEvent(new Event("close"));
    },
  });
  vi.stubGlobal("requestAnimationFrame", (callback: FrameRequestCallback) => {
    callback(0);
    return 1;
  });
});

afterEach(() => {
  vi.unstubAllGlobals();
  Object.defineProperty(HTMLDialogElement.prototype, "showModal", {
    configurable: true,
    value: originalShowModal,
  });
  Object.defineProperty(HTMLDialogElement.prototype, "close", {
    configurable: true,
    value: originalClose,
  });
});

async function renderShell(initialEntry = "/projects") {
  const techLog = createTechLogFeatureInstalledInput(MOCK_STUDIO_INSTALL_CONTEXT).input;
  const router = createMemoryRouter(
    [
      {
        path: "*",
        element: (
          <PublicShell>
            <main id="main-content" className="shell">
              공개 본문
            </main>
          </PublicShell>
        ),
      },
    ],
    { initialEntries: [initialEntry] },
  );
  const view = render(
    renderWithQueryProviders(
    <ApplicationProvider
      application={createTestApplication({
        featureInputs: { "tech-log": techLog },
      })}
    >
      <RouterProvider router={router} />
    </ApplicationProvider>,
    ));
  // 포트가 async 가 되면서 첫 페인트에는 데이터가 없다. 화면이 정착한 뒤
  // 단언하도록 여기서 한 번 기다린다 — 각 테스트에 흩어 놓으면 빠뜨린 곳이 생긴다.
  await screen.findByRole("main");
  return { ...view, router };
}

describe("TechLog Public shell", () => {
  it("preserves source landmark order, navigation copy, current state, and footer", async () => {
    const view = await renderShell();
    const frame = view.container.querySelector(".site-frame");

    expect(
      Array.from(frame?.children ?? [], (child) => child.tagName),
    ).toEqual(["A", "HEADER", "MAIN", "FOOTER"]);
    expect(screen.getByRole("link", { name: "본문으로 건너뛰기" })).toHaveAttribute(
      "href",
      "#main-content",
    );
    expect(screen.getByRole("banner")).toHaveClass("site-header");
    expect(screen.getByRole("main")).toHaveAttribute("id", "main-content");
    expect(screen.getByRole("contentinfo")).toHaveClass("site-footer");
    expect(screen.getByRole("navigation", { name: "주요 탐색" })).toBeVisible();
    expect(
      screen.getByRole("navigation", { name: "모바일 주요 탐색" }),
    ).toBeInTheDocument();
    const expectedNavigation = [
      ["탐색", "/explore"],
      ["프로젝트", "/projects"],
      ["변경 기록", "/releases"],
      ["프로필", "/profile"],
    ];
    expect(
      Array.from(
        view.container.querySelectorAll<HTMLAnchorElement>(".desktop-nav a"),
        (link) => [link.textContent, link.getAttribute("href")],
      ),
    ).toEqual(expectedNavigation);
    expect(
      Array.from(
        view.container.querySelectorAll<HTMLAnchorElement>(
          ".mobile-nav nav a",
        ),
        (link) => [link.textContent, link.getAttribute("href")],
      ),
    ).toEqual(expectedNavigation);
    for (const link of screen.getAllByRole("link", { name: "프로젝트" })) {
      expect(link).toHaveAttribute("aria-current", "page");
    }
    expect(screen.getByText("동현")).toHaveClass("footer-name");
    expect(
      screen.getByText("문제를 재현하고 검증해 운영 가능한 설계로 연결합니다."),
    ).toBeVisible();
    expect(view.container.querySelector(".app-shell")).toBeNull();
  });

  it("uses the canonical root route for brand navigation", async () => {
    const user = userEvent.setup();
    const { router } = await renderShell("/projects/backend-skeleton");

    await user.click(screen.getByRole("link", { name: "TechLog 홈" }));

    expect(router.state.location.pathname).toBe("/");
  });

  it("opens search by click, closes on Escape, and restores trigger focus", async () => {
    const user = userEvent.setup();
    await renderShell();
    const trigger = screen.getByRole("button", { name: "TechLog 검색 열기" });

    await user.click(trigger);

    const dialog = screen.getByRole("dialog", { name: "TechLog 검색" });
    const input = within(dialog).getByRole("searchbox", { name: "검색어" });
    expect(dialog).toHaveAttribute("open");
    expect(dialog).toHaveAttribute("aria-labelledby", `${dialog.id}-title`);
    expect(input).toHaveFocus();

    await user.keyboard("{Escape}");

    expect(dialog).not.toHaveAttribute("open");
    expect(trigger).toHaveFocus();
  });

  it("opens the native search trigger from the keyboard", async () => {
    const user = userEvent.setup();
    await renderShell();
    const trigger = screen.getByRole("button", { name: "TechLog 검색 열기" });
    trigger.focus();

    await user.keyboard("{Enter}");

    expect(screen.getByRole("dialog", { name: "TechLog 검색" })).toHaveAttribute(
      "open",
    );
    expect(screen.getByRole("searchbox", { name: "검색어" })).toHaveFocus();
  });

  it("returns source-equivalent results and navigates to their canonical route", async () => {
    const user = userEvent.setup();
    const { router } = await renderShell();
    await user.click(
      screen.getByRole("button", { name: "TechLog 검색 열기" }),
    );
    const input = screen.getByRole("searchbox", { name: "검색어" });

    await user.type(input, "Keycloak");

    expect(screen.getByText("1개의 공개 기록")).toBeVisible();
    const result = screen.getByRole("link", { name: /Auth Lab/ });
    expect(result).toHaveAttribute("href", "/projects/auth-lab");
    expect(
      screen.getByRole("link", { name: /전체 검색 결과 보기/ }),
    ).toHaveAttribute("href", "/search?q=Keycloak");

    await user.click(result);

    expect(router.state.location.pathname).toBe("/projects/auth-lab");
  });

  it("navigates the full-search action with its canonical query intact", async () => {
    const user = userEvent.setup();
    const { router } = await renderShell();
    await user.click(
      screen.getByRole("button", { name: "TechLog 검색 열기" }),
    );
    await user.type(
      screen.getByRole("searchbox", { name: "검색어" }),
      "Keycloak",
    );

    await user.click(
      screen.getByRole("link", { name: /전체 검색 결과 보기/ }),
    );

    expect(router.state.location.pathname).toBe("/search");
    expect(router.state.location.search).toBe("?q=Keycloak");
  });

  it("uses native mobile disclosure activation and closes it after selection", async () => {
    const user = userEvent.setup();
    const view = await renderShell();
    const details = view.container.querySelector<HTMLDetailsElement>(
      "details.mobile-nav",
    );
    const summary = details?.querySelector<HTMLElement>("summary");
    expect(details).not.toBeNull();
    expect(summary).not.toBeNull();

    await user.click(summary!);
    expect(details).toHaveAttribute("open");

    await user.click(
      within(details!).getByRole("link", { name: "탐색" }),
    );
    expect(details).not.toHaveAttribute("open");

    await user.click(summary!);
    expect(details).toHaveAttribute("open");
    summary!.focus();
    await user.keyboard("{Escape}");
    expect(details).not.toHaveAttribute("open");
    expect(summary).toHaveFocus();
  });

  it("closes a natively opened mobile disclosure before opening one search dialog", async () => {
    const user = userEvent.setup();
    const view = await renderShell();
    const details = view.container.querySelector<HTMLDetailsElement>(
      "details.mobile-nav",
    );
    const summary = details?.querySelector<HTMLElement>("summary");
    expect(details).not.toBeNull();
    expect(summary).not.toBeNull();

    await user.click(summary!);
    expect(details).toHaveAttribute("open");
    await user.click(
      screen.getByRole("button", { name: "TechLog 검색 열기" }),
    );
    expect(details).not.toHaveAttribute("open");
    expect(screen.getAllByRole("dialog", { hidden: true })).toHaveLength(1);
  });
});

describe("TechLog fatal Public state", () => {
  it("preserves error copy, trace relationship, and retry variants", async () => {
    const user = userEvent.setup();
    const retry = vi.fn();
    const view = render(
      <FatalErrorState traceId="PUBLIC-500" onRetry={retry} />,
    );

    expect(screen.getByRole("main")).toHaveClass("shell", "fatal-state");
    expect(
      screen.getByRole("heading", { name: "페이지를 불러오지 못했습니다." }),
    ).toBeVisible();
    expect(view.container.querySelector(".trace-id code")).toHaveTextContent(
      "PUBLIC-500",
    );
    await user.click(screen.getByRole("button", { name: "다시 시도" }));
    expect(retry).toHaveBeenCalledOnce();
  });
});